000 00398nam a2200157Ia 4500
008 160808s1964 xx 000 0 eng d
041 _aeng
084 _aMD525
_2CC
100 _aBlewitt, Mary
245 _aNavigation for yachtsmen /
_cby Mary Blewitt
250 _a3rd ed.
260 _aLondon :
_bEdward Stanford,
_c1964.
653 _aNavigation
653 _aUseful Arts
999 _c165171
_d165171